<template>
    <div class="wrapper">
        <swiper :options="swiperOption" v-if="showSwiper">
          <swiper-slide v-for="item of list" v-bind:key="item.id">
              <img class="swiper-img" v-bind:src="item.imgURL" />
          </swiper-slide>
          <!-- Optional controls -->
          <div class="swiper-pagination"  slot="pagination"></div>
        </swiper>
    </div>
</template>

<script>
export default {
  name: 'HomeSwiper',
  props: {
    list: {
      type: Array
    }
  },
  data () {
    return {
      swiperOption: {
        // some swiper options/callbacks
        // 所有的参数同 swiper 官方 api 参数
        // ...
        pagination: '.swiper-pagination',
        loop: true
      }
    }
  },
  computed: {
    showSwiper () {
      return this.list.length
    }
  }
}
</script>

<style lang="stylus" scoped>
  .wrapper >>> .swiper-pagination-bullet-active
    background: #fff
  .wrapper
    overflow: hidden
    width: 100%
    heigth: 0
    // padding-bottom: 31.25%
    background: #eee
    .swiper-img
      width: 100%
</style>
